Some simplifications (breaking commit)

[vchess.git] / public / javascripts / variants / Checkered.js

diff --git a/public/javascripts/variants/Checkered.js b/public/javascripts/variants/Checkered.js
index 322d8fc..7c00cca 100644 (file)
--- a/public/javascripts/variants/Checkered.js
+++ b/public/javascripts/variants/Checkered.js
@@ -32,24 +32,6 @@ class CheckeredRules extends ChessRules
                return ChessRules.fen2board(f);
        }
 
-       initVariables(fen)
-       {
-               super.initVariables(fen);
-               // Decode last non-capturing checkered move (if any)
-               const cmove = fen.split(" ")[4];
-               if (cmove != "-")
-               {
-                       const piece = cmove.charAt(0);
-                       const startEnd = cmove.substr(1).split(";");
-                       const start = startEnd[0].split(",");
-                       const end = startEnd[1].split(",");
-                       this.moves.push(new Move({
-                               appear: [ new PiPo({c:"c", p:piece, x:end[0], y:end[1]}) ],
-                               vanish: [ new PiPo({c:"c", p:piece, x:start[0], y:start[1]}) ]
-                       }));
-               }
-       }
-
        static GetFlags(fen)
        {
                let flags = [
@@ -353,6 +335,18 @@ class CheckeredRules extends ChessRules
                return res;
        }
 
+       getCheckSquares(move, c)
+       {
+               this.play(move);
+               const kingAttacked = this.isAttacked(this.kingPos[c], this.getOppCol(c))
+                       || this.isAttacked(this.kingPos[c], 'c');
+               let res = kingAttacked
+                       ? [ JSON.parse(JSON.stringify(this.kingPos[c])) ] //need to duplicate!
+                       : [ ];
+               this.undo(move);
+               return res;
+       }
+
        updateVariables(move)
        {
                const piece = this.getPiece(move.start.x,move.start.y);
@@ -437,23 +431,7 @@ class CheckeredRules extends ChessRules
 
        static GenRandInitFen()
        {
-               let fen = ChessRules.GenRandInitFen();
-               return fen.replace(/ - 0$/, "1111111111111111 - 0 -");
-       }
-
-       getFen()
-       {
-               let fen = super.getFen() + " ";
-               const L = this.moves.length;
-               if (L > 0 && this.moves[L-1].vanish.length==1 && this.moves[L-1].appear[0].c=="c")
-               {
-                       // Ok, un-cancellable checkered move
-                       fen += this.moves[L-1].appear[0].p
-                               + this.moves[L-1].start.x + "," + this.moves[L-1].start.y + ";"
-                               + this.moves[L-1].end.x + "," + this.moves[L-1].end.y;
-               }
-               else fen += "-";
-               return fen;
+               return ChessRules.GenRandInitFen() + "1111111111111111"; //add 16 pawns flags
        }
 
        getFlagsFen()